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Microsoft Azure - Interview Questions
What is the scalability of cloud computing?
If the above question appears as the Azure cloud interview questions your most appropriate answer will be scaling is one of the advantages that are of two types;
Vertical scaling, where the configuration yields to increase the existing capacity of the machine. Just like expanding the size of the RAM from 4GB to 32GB.

Horizontal Scaling, an aspect where the physical aspect is increased like putting multiple machines at work instead of replacing the existing machine.